<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Documento sin t&iacute;tulo</title>
<script>
function CargaTotal(total)
{
	document.getElementById('txtSuma').value = total;
}
</script>
</head>

<body>
<?php
	extract($_POST);
	$suma = 0;
	for($i=1;$i<=$txtCantTotal;$i++)
	{
		if((isset($_POST['txtCantidad'.$i])) and (!empty($_POST['txtCantidad'.$i])) and (isset($_POST['txtUnitario'.$i])) and (!empty($_POST['txtUnitario'.$i])))
        {
			$total = str_replace ( ".", "",$_POST['txtUnitario'.$i]);
			$resultado = round(($_POST['txtCantidad'.$i]*$total),0);
			$suma = $suma+$resultado;
		}
	}
	$total = number_format($suma,0,',','.');
	echo "<script>CargaTotal('$total');</script>";
?>
</body>
</html>
